Perhaps you should try some spelling variations:
"supply chain integration schemes." » "supply chain irrigation schemes.", "supply chain integration some.", "supply chain integration theories.", "supply trade integration schemes.", "supply data integration schemes.", "supply grid integration schemes."
"supply costs integration series." » "supply costs integration theories.", "supply costs integrating services.", "supply costs integration social.", "supply south integration series.", "supply systems integration series.", "supply content integration series."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply costs integration series.") or ("supply chain integration schemes."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply costs integration series.") OR ("supply chain integration schemes."))*.
• Removing quotes may allow a broader search: (( supply costs integration series. ) or ( supply chain integration schemes. ))*.